Warrior: Guardian, two handed tanking spec.
Paladin: Crusade, one handed and shield dps spec.
Death Knight: Shadow, two handed dps (old Blood spec). Frost is back to just being a dual wild spec.
Hunter: Ranger, a petless hunter dps spec. Beast Mastery is now a melee Hunter spec. (like Rexxar)
Shaman: Geomancy, one handed and shield tank spec.
Rogue: Tinker, tech base dps spec. Will use range weapons, robot pets, turrets, and gadgets.
Monk: Runemaster, caster dps spec with runes. Will use Red Crane stance also.
Druid: All read has four specs.
Priest: Divan Archery, range dps spec based on Priestesses of the Moon and Sea Witches. (probably change the name so guns can fit in)
Mage: Battle Magic, battlemage melee dps spec.
Warlock: Necromancy, range dps spec that trades demons and fire spells for undead and frost spells.
Leaves room for a Demon Hunter Hero Class.